#ifndef DB_PLANNER_FEATURES_EXTRACTOR_H
#define DB_PLANNER_FEATURES_EXTRACTOR_H

#include "model.h"

namespace db_planner {

template <class Features>
class FeaturesExtractor {
  public:
    virtual bool Extract(const Model &model, Features *features) const {
      return false;
    }
};


}  // end namespace db_planner


#endif  // DB_PLANNER_FEATURES_EXTRACTOR_H